K&N 14-16 Audi A4 L4-2.0L DSL Drop In Air Filter

K&N 14-16 Audi A4 L4-2.0L DSL Drop In Air Filter

Marsoni

M251S

$157.99

Get it in 3 business days with 1 day shipping. Friday, May 29

K&N 14-16 Audi A4 L4-2.0L DSL Drop In Air FilterK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10 Year Million Mile Limited Warranty. K&N drop in replacement filters are designed to install easily into your

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We offer a 30-day return/exchange service after receiving.
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Reviewed in the United States on April 22, 2024

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Jen Reviews

San Leandro, US

★★★★★ 5

A Lifesaver for Dry Mouth, Without That Weird Aftertaste 👏

Size: 4.3 Ounce (Pack of 1)

If you know, you know: dry mouth is not just an inconvenience, it’s downright uncomfortable. I’ve tried several brands over the years, but Biotène is the one that consistently keeps my mouth feeling fresh without that overpowering artificial mint or gritty texture. This formula is gentle but effective, no burning, no foamy overload, and no funky aftertaste. It’s also a huge win that it’s sulfate-free and doesn’t irritate my gums like some drugstore pastes do. The mint is subtle but refreshing, and my mouth actually feels hydrated afterward (which is wild to say about a toothpaste, but here we are). If you deal with dry mouth from medication, menopause, or just bad luck, this one’s worth every penny. ✨ Pro tip: Keep a travel size in your bag if you’re heading out for the day. Nothing ruins a coffee date like feeling like your tongue is made of sandpaper. 10/10 recommend.

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Reviewed in the United States on July 16, 2025

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Debbie G-R

Birmingham, US

★★★★★ 5

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Size: 4.3 Ounce (Pack of 1)

I have been diagnosed with Dry Mouth, what a problem this is! My dentist recommended toothpaste for dry mouth; I selected Biotene Fluoride toothpaste for daily use. I definitely use it at night before going to bed to help keep my mouth less dry. I also use Biotene mouth wash and other products that I'll rate another time. I love this toothpaste; I believe it's helpful for my diagnosis.

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Reviewed in the United States on June 2, 2026